Home / 11,359.19-17,038.85-3,963.62

Finding the Fourth Proportional to 11,359.19, 17,038.85 and 3,963.62

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Solution

The fourth proportional to 11,359.19, 17,038.85 and 3,963.62 is: 5,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.19 : 17,038.85 = 3,963.62 : x
  2. Step 2: Convert to fraction form
    11,359.19/17,038.85 = 3,963.62/x
  3. Step 3: Cross multiply
    11,359.19x = 17,038.85 × 3,963.62
  4. Step 4: Simplify right side
    11,359.19x = 67,535,526.64
  5. Step 5: Solve for x
    x = 67,535,526.64/11,359.19
  6. Step 6: Final answer
    x = 5,945.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.